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One number is 4 more than another, and their sum is 60. What is the smaller number? If x = the larger number and y = the smaller number, then which of the following systems could be used to solve the problem?

User Dbosky
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1 Answer

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x + x + 4 = 60
2x = 56
x = 28
x + 4 = 32

I don't know which system if I don't have the choices.
User Pablochaches
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